MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. It uses an urgency-based lure. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://nipisod.ru/strik?utm_term=manipal+prep+manual+in+medicine+m.+manthappa+pdf+download PDF link annotation
- https://donedupefunesu.weebly.com/uploads/1/3/1/6/131607777/2003032.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4490366/normal_5fdfb678a5af7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4485710/normal_604ffa7a3becd.pdfIn PDF document text
- https://lipodemofuxe.weebly.com/uploads/1/3/5/3/135316225/3a1c3c235d86.pdfIn PDF document text
- https://malavaxun.weebly.com/uploads/1/3/4/0/134018228/8610617.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366382/normal_6021cd20b990f.pdfIn PDF document text
- https://napemoxirakula.weebly.com/uploads/1/3/4/6/134682748/tokalepazasomu.pdfIn PDF document text
- https://xukoperupe.weebly.com/uploads/1/3/4/7/134743664/zifamaja_gusukibizovoz_joxujuwi.pdfIn PDF document text
- https://foziramud.weebly.com/uploads/1/3/4/5/134585073/kodupe.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4459034/normal_5fdfdeb4567a6.pdfIn PDF document text
- https://lijoliwaxodoxi.weebly.com/uploads/1/3/1/3/131398144/domegenojefefejajuk.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/f0708288-59d2-431f-a103-7fe882654c97/35940489824.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b233f4e5-08c0-4d37-90d5-0ca99cdc6b78/ab_lounge_sport_setup.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/870004f2-7249-43ec-9daa-a07c0f97b913/the_power_of_love_celine_dion_songtext_deutsch.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/41d9ded1-04ca-4c53-ae33-4253c7ab2293/wii_u_release_date.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/556632e4-d66e-47cb-b478-17ad226b09e3/jevanorod.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/97623942-a009-4f49-aa93-4df79e9499f1/open_work_permit_canada_spouse_processing_time.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8a227a9c-6c8a-422f-bceb-fc0174f2ed24/how_to_change_name_on_nec.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/873b2e42-add6-4dd8-88f8-2834be3eaefe/miritevuko.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b725cbc2-3044-4fbb-9064-e49fdc5f9ab2/dirade.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8d99af82-ccc9-4743-829b-dad100ebe6fe/xegivi.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e2a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2A0 | 5344 bytes |
SHA-256: 69342f7177819c15ef028636269788fe881a27deb24ecec5ed45ba65e26e25e6 |
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font_01_sfnt_off0000f4c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4C5 | 11148 bytes |
SHA-256: 5af8eda9822aa122b6387eb8644d43b00d9c80eae84034fa5f2d7e0d713811d2 |
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